-mdoc: XmlSchema error: Invalid start element: :extra XML URI: Test/en.expected.importslashdoc/Mono.DocTest/Widget.xml . Line 21, Position 6.
-mdoc: XmlSchema error: Element declaration for extra is missing. XML URI: Test/en.expected.importslashdoc/Mono.DocTest/Widget.xml . Line 21, Position 6.
-mdoc: XmlSchema error: Invalid end element. There are still required content items. XML URI: Test/en.expected.importslashdoc/Mono.DocTest/Widget.xml . Line 22, Position 5.
-Total validation errors: 3
+mdoc: The element 'Docs' has invalid child element 'extra'. List of possible elements expected: 'summary, param, exception, returns, remarks, example, value, permission, PermissionSet, altmember, altcompliant, since, threadsafe, typeparam, filterpriority, related'.
+Total validation errors: 1